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migration: use save_page_use_compression in flush_compressed_data 

It avoids to touch compression locks if xbzrle and compression
are both enabled

Signed-off-by: Xiao Guangrong <xiaoguangrong@tencent.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Message-Id: <20180906070101.27280-4-xiaoguangrong@tencent.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Xiao Guangrong 2018-09-06 15:01:01 +08:00 committed by Dr. David Alan Gilbert
parent 76e030004f
commit 32b054954f
1 changed files with 3 additions and 1 deletions
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4
migration/ram.c
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@ -1932,11 +1932,13 @@ update_compress_thread_counts(const CompressParam *param, int bytes_xmit)
compression_counters.pages++; compression_counters.pages++;
} }
static bool save_page_use_compression(RAMState *rs);
static void flush_compressed_data(RAMState *rs) static void flush_compressed_data(RAMState *rs)
{ {
int idx, len, thread_count; int idx, len, thread_count;
if (!migrate_use_compression()) { if (!save_page_use_compression(rs)) {
return; return;
} }
thread_count = migrate_compress_threads(); thread_count = migrate_compress_threads();